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Diffstat (limited to 'src/gui/painting/qpolygon.h')
-rw-r--r-- | src/gui/painting/qpolygon.h | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/src/gui/painting/qpolygon.h b/src/gui/painting/qpolygon.h new file mode 100644 index 0000000..e5e0bd1 --- /dev/null +++ b/src/gui/painting/qpolygon.h @@ -0,0 +1,173 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QPOLYGON_H +#define QPOLYGON_H + +#include <QtCore/qvector.h> +#include <QtCore/qpoint.h> +#include <QtCore/qrect.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Gui) + +class QMatrix; +class QTransform; +class QRect; +class QVariant; + +class Q_GUI_EXPORT QPolygon : public QVector<QPoint> +{ +public: + inline QPolygon() {} + inline ~QPolygon() {} + inline QPolygon(int size); + inline QPolygon(const QPolygon &a) : QVector<QPoint>(a) {} + inline QPolygon(const QVector<QPoint> &v) : QVector<QPoint>(v) {} + QPolygon(const QRect &r, bool closed=false); + QPolygon(int nPoints, const int *points); + operator QVariant() const; + + void translate(int dx, int dy); + void translate(const QPoint &offset); + QRect boundingRect() const; + + void point(int i, int *x, int *y) const; + QPoint point(int i) const; + void setPoint(int index, int x, int y); + void setPoint(int index, const QPoint &p); + void setPoints(int nPoints, const int *points); + void setPoints(int nPoints, int firstx, int firsty, ...); + void putPoints(int index, int nPoints, const int *points); + void putPoints(int index, int nPoints, int firstx, int firsty, ...); + void putPoints(int index, int nPoints, const QPolygon & from, int fromIndex=0); + + bool containsPoint(const QPoint &pt, Qt::FillRule fillRule) const; + + QPolygon united(const QPolygon &r) const; + QPolygon intersected(const QPolygon &r) const; + QPolygon subtracted(const QPolygon &r) const; +}; + +inline QPolygon::QPolygon(int asize) : QVector<QPoint>(asize) {} + +#ifndef QT_NO_DEBUG_STREAM +Q_GUI_EXPORT QDebug operator<<(QDebug, const QPolygon &); +#endif + +/***************************************************************************** + QPolygon stream functions + *****************************************************************************/ +#ifndef QT_NO_DATASTREAM +Q_GUI_EXPORT QDataStream &operator<<(QDataStream &stream, const QPolygon &polygon); +Q_GUI_EXPORT QDataStream &operator>>(QDataStream &stream, QPolygon &polygon); +#endif + +/***************************************************************************** + Misc. QPolygon functions + *****************************************************************************/ + +inline void QPolygon::setPoint(int index, const QPoint &pt) +{ (*this)[index] = pt; } + +inline void QPolygon::setPoint(int index, int x, int y) +{ (*this)[index] = QPoint(x, y); } + +inline QPoint QPolygon::point(int index) const +{ return at(index); } + +inline void QPolygon::translate(const QPoint &offset) +{ translate(offset.x(), offset.y()); } + +class QRectF; + +class Q_GUI_EXPORT QPolygonF : public QVector<QPointF> +{ +public: + inline QPolygonF() {} + inline ~QPolygonF() {} + inline QPolygonF(int size); + inline QPolygonF(const QPolygonF &a) : QVector<QPointF>(a) {} + inline QPolygonF(const QVector<QPointF> &v) : QVector<QPointF>(v) {} + QPolygonF(const QRectF &r); + QPolygonF(const QPolygon &a); + + inline void translate(qreal dx, qreal dy); + void translate(const QPointF &offset); + + QPolygon toPolygon() const; + + bool isClosed() const { return !isEmpty() && first() == last(); } + + QRectF boundingRect() const; + + bool containsPoint(const QPointF &pt, Qt::FillRule fillRule) const; + + QPolygonF united(const QPolygonF &r) const; + QPolygonF intersected(const QPolygonF &r) const; + QPolygonF subtracted(const QPolygonF &r) const; +}; + +inline QPolygonF::QPolygonF(int asize) : QVector<QPointF>(asize) {} + +#ifndef QT_NO_DEBUG_STREAM +Q_GUI_EXPORT QDebug operator<<(QDebug, const QPolygonF &); +#endif + +/***************************************************************************** + QPolygonF stream functions + *****************************************************************************/ +#ifndef QT_NO_DATASTREAM +Q_GUI_EXPORT QDataStream &operator<<(QDataStream &stream, const QPolygonF &array); +Q_GUI_EXPORT QDataStream &operator>>(QDataStream &stream, QPolygonF &array); +#endif + +inline void QPolygonF::translate(qreal dx, qreal dy) +{ translate(QPointF(dx, dy)); } + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QPOLYGON_H |